CISA’s AI cybersecurity playbook calls for greater collaboration, but trust is key to successful execution

**Executive summary:** The article evaluates the JCDC/CISA AI Cybersecurity Collaboration Playbook, commending its practical, operational guidance for public‑private information sharing and cross‑agency coordination while calling for improved synchronization of DHS intelligence flows, clearer validation protocols, and stronger trust mechanisms to accelerate response to AI‑enabled cyber threats.